Home / 598,080,111.80-897,521,409.30-209,902,191.80

Finding the Fourth Proportional to 598,080,111.80, 897,521,409.30 and 209,902,191.80

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Solution

The fourth proportional to 598,080,111.80, 897,521,409.30 and 209,902,191.80 is: 314,994,107.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,080,111.80 : 897,521,409.30 = 209,902,191.80 : x
  2. Step 2: Convert to fraction form
    598,080,111.80/897,521,409.30 = 209,902,191.80/x
  3. Step 3: Cross multiply
    598,080,111.80x = 897,521,409.30 × 209,902,191.80
  4. Step 4: Simplify right side
    598,080,111.80x = 188,391,710,999,494,912
  5. Step 5: Solve for x
    x = 188,391,710,999,494,912/598,080,111.80
  6. Step 6: Final answer
    x = 314,994,107.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.